internal void StartListening(IntPtr window)
{
windows.Add(window);
ignoreMouseUp[0] = Mouse.LeftDown;
ignoreMouseUp[1] = Mouse.MiddleDown;
ignoreMouseUp[2] = Mouse.RightDown;
GLFW.SetKeyCallback(window, TrackDelegate <GLFW.KeyFunc>(window, OnKeyCallback));
GLFW.SetCharCallback(window, TrackDelegate <GLFW.CharFunc>(window, OnCharCallback));
GLFW.SetMouseButtonCallback(window, TrackDelegate <GLFW.MouseButtonFunc>(window, OnMouseCallback));
GLFW.SetCursorPosCallback(window, TrackDelegate <GLFW.CursorPosFunc>(window, OnMouseMotionCallback));
GLFW.SetScrollCallback(window, TrackDelegate <GLFW.ScrollFunc>(window, OnScrollCallback));
}
